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Independent analysis of NHS open data
PharmaInsight

Formaldehyde vs Salicylic acid

National NHS prescribing compared (Prescription Cost Analysis)
Data updated April 2026

Salicylic acid was dispensed 1,479.0× as often as Formaldehyde in April 2026 — 7,395 items versus 5 in England.

5items

Formaldehyde · April 2026

NHSBSA Prescription Cost Analysis

7,395items

Salicylic acid · April 2026

NHSBSA Prescription Cost Analysis

Figure 1. Formaldehyde versus Salicylic acid: national items dispensed by month

▬ Formaldehyde   ·   ╌ Salicylic acid

0 4k 9k Jan 2021 Oct 2021 Jul 2022 Apr 2023 Jan 2024 Nov 2024 Apr 2026 Salicylic acid 5 Jan 2021: 11 Feb 2021: 17 Mar 2021: 21 Apr 2021: 17 May 2021: 13 Jun 2021: 6 Jul 2021: 13 Aug 2021: 8 Sep 2021: 17 Oct 2021: 12 Nov 2021: 6 Dec 2021: 12 Jan 2022: 5 Feb 2022: 20 Mar 2022: 15 Apr 2022: 12 May 2022: 19 Jun 2022: 9 Jul 2022: 9 Aug 2022: 17 Sep 2022: 12 Oct 2022: 15 Nov 2022: 22 Dec 2022: 11 Jan 2023: 8 Feb 2023: 8 Mar 2023: 12 Apr 2023: 9 May 2023: 7 Jun 2023: 9 Jul 2023: 16 Aug 2023: 8 Sep 2023: 14 Oct 2023: 12 Nov 2023: 12 Dec 2023: 8 Jan 2024: 9 Feb 2024: 17 Mar 2024: 14 Apr 2024: 3 May 2024: 5 Jun 2024: 8 Jul 2024: 4 Aug 2024: 8 Oct 2024: 3 Nov 2024: 4 Dec 2024: 9 Jan 2025: 5 Feb 2025: 2 Mar 2025: 5 Apr 2025: 6 May 2025: 5 Jun 2025: 8 Jul 2025: 4 Aug 2025: 3 Sep 2025: 4 Oct 2025: 2 Nov 2025: 2 Dec 2025: 3 Jan 2026: 3 Feb 2026: 3 Mar 2026: 5 Apr 2026: 5

Source: NHSBSA Prescription Cost Analysis, to April 2026

Formaldehyde versus Salicylic acid, April 2026
Measure Formaldehyde Salicylic acid
Items, April 2026 5 7,395
Items, last 12 months 47 88,430
Net ingredient cost, April 2026 £420 £31,338

See the full profile for Formaldehyde or Salicylic acid.